PaintRangeValueIndicator typedef

void PaintRangeValueIndicator (
  1. PaintingContext context,
  2. Offset offset

RangeSlider uses this callback to paint the value indicator on the overlay. Since the value indicator is painted on the Overlay; this method paints the value indicator in a RenderBox that appears in the Overlay.


typedef PaintRangeValueIndicator = void Function(PaintingContext context, Offset offset);